B29K 2023/0633
Ldpe, i.e. low density polyethylene
Official title: {LDPE, i.e. low density polyethylene}
B29K2023/0633 (Ldpe, i.e. low density polyethylene) appears on 487 US grants and 644 published applications in this corpus.
Search patents in B29K- Granted patents
- 487
- Published applications
- 644
- Assignees
- 349
- Inventors
- 1,343
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 8 |
| 2003 | 6 | 11 |
| 2004 | 9 | 25 |
| 2005 | 6 | 15 |
| 2006 | 7 | 26 |
| 2007 | 7 | 33 |
| 2008 | 13 | 31 |
| 2009 | 7 | 35 |
| 2010 | 16 | 27 |
| 2011 | 20 | 21 |
| 2012 | 19 | 22 |
| 2013 | 17 | 16 |
| 2014 | 27 | 27 |
| 2015 | 19 | 35 |
| 2016 | 17 | 28 |
| 2017 | 19 | 30 |
| 2018 | 21 | 46 |
| 2019 | 25 | 28 |
| 2020 | 26 | 28 |
| 2021 | 26 | 34 |
| 2022 | 24 | 29 |
| 2023 | 31 | 24 |
| 2024 | 18 | 24 |
| 2025 | 13 | 19 |
| 2026 | 11 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Full polyethylene blown film through double bubble process15 Sep 2026US 12,734,792 B2ExxonMobil Chemical Patents Inc.
- Resilient flooring product and methods of making same15 Sep 2026US 12,735,901 B2Columbia Insurance Company
- Polyethylene sealant film with low friction containing recycled polymer8 Sep 2026US 12,728,630 B2Borealis AG
- Embossed film16 Jun 2026US 12,654,383 B2Inteplast Group Corporation
- Bi-polymer thermoplastic26 May 2026US 12,637,566 B2
- Embossed film17 Sep 2026US 2026/0273827 A1Inteplast Group Corporation
- Process for producing a crosslinked article17 Sep 2026US 2026/0273830 A1Dow Global Technologies LLC
- Systems and methods for igniting plasma within tubes10 Sep 2026US 2026/0271170 A1Eli Lilly and Company
- Biodegradable resin composition, biodegradable resin molded product, and manufacturing method therefor20 Aug 2026US 2026/0242591 A1Hanwha Solutions Corporation
- Binder compositions and use thereof13 Aug 2026US 2026/0234402 A1Nilo Limited
Most cited
By later US patents
- Elastomeric cushioning devices for products and objects188US 4,287,250 A1981
- Apparatus for spraying liquids, disposable containers and liners suitable for use therewith147US 6,820,824 B13M Innovative Properties Company · 2004
- System for making synthetic wood products from recycled materials133US 5,088,910 AAdvanced Environmental Recycling Technologies, Inc. · 1992
- Method for making composite material117US 5,082,605 AAdvanced Environmental Recycling Technologies, Inc. · 1992
- Container closure wth liner and method of producing the same107US 5,542,557 AToyo Seikan Kaisha, Ltd. · 1996